Replacement Water Filters
Even the best water filter won't do you any good if you don't replace the filter cartridge regularly. At US Water Systems, we have a wide range of replacement water filter cartridges to fit all types of standard systems. Whether you need a carbon filter, a sediment filter, or filter to remove fluoride from your water, we've got a great selection, most of which are made right here in the USA. If you aren't sure what type of replacement water filters you need or if a specific filter cartridge will fit your system, call our friendly Certified Water Specialists at 1-800-608-8792, and we'll be happy to help!
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5-Stage USA Made Standard Reverse Osmosis Filter Pack | FP5-USA
Our 5-Stage Filter Pack includes silicone to lubricate the O-Rings and RO Sanitizing Solution, so that you can trust your water to be as clean as it can be. Fits Most Sump-Type Filters Using 2-1/2"x9.75" (10") Housings, Including the Following Models: Watts FMRO5G Watts...- $59.95
$99.92- $59.95
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US Water 4.5" x 20" Pleated Filter Cartridge 5 Micron
4.5" x 20" 5 Micron US Water Polyester Filter CartridgeFeatures Pleated design for more surface area Bacteria and chemical resistant Cleanable and reusable in most applications and micron sizes Thermally bonded end caps to ensure better sealing Benefits Lower overall operating cost Longer filter...- $20.95
$38.13- $20.95
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US Water Systems All-American 5-stage R/O Filter Pack
Our 5-Stage Filter Pack is for the US Water Systems All-American 5 stage reverse osmosis system and includes silicone to lubricate the o-rings and RO Sanitizing Solution, so that you can trust your water to be as clean as it can be.Fits the US...- $84.95
$141.59- $84.95
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US Water 4.5" x 20" Pleated Filter Cartridge 20 Micron
4.5" x 20" 20 Micron US Water Polyester Filter CartridgeFeatures Pleated design for more surface area Bacteria and chemical resistant Cleanable and reusable in most applications and micron sizes Thermally bonded end caps to ensure better sealing Benefits Lower overall operating cost Longer filter...- $20.95
$38.13- $20.95
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US Water 2.5 x 10 Carbon Block Filter | USWCB-2510-10
US Water Carbon Block Filter 2.5 inch x 10 inch - 10 Micron Filter Filter elements are designed to fit most standard 10” filter housings. This high quality carbon block media is manufactured from raw materials to precise specifications entirely in a US manufacturing...- $10.95
$19.93- $10.95
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Cobalt Hyper-Safe 5-Stage Reverse Osmosis Filter Pack | FP5-CHS
US Water Cobalt Hyper-Safe Reverse Osmosis Filter PackReplacement Filter Pack for US Water Cobalt Hyper-Safe 5-Stage Reverse Osmosis System. All Filters are Made in the USA NSF Certified Includes (1) Carbon Block (1) Chloramine Carbon Block (1) Bone Char Cartridge (1) 1/4" NPT...- $99.95
$166.59- $99.95
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US Water 4.5" x 20" Pleated Filter Cartridge 1 Micron
4.5" x 20" 1 Micron US Water Polyester Filter CartridgeFeatures Pleated design for more surface area Bacteria and chemical resistant Thermally bonded end caps to ensure better sealing Benefits Lower overall operating cost Longer filter runs for fewer change outs Lower initial pressure drops...- $24.95
$45.41- $24.95
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US Water Systems Radial Flow Carbon Filter 4.5" x 20" | RFC-BB-20
US Water Systems 4.5" x 20" Radial Flow Carbon Filter - Now Made In America The US Water Radial Flow Carbon Cartridge is a uniquely designed granular activated (GAC) carbon cartridge with an outside poly shell and an inner core which holds the GAC...- $69.95
$127.31- $69.95
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US Water 4.5 x 20 Carbon Block Filter | USWCB-4520-10
US Water Carbon Block Filter 4.5 inch x 20 inch - 10 Micron Filter Filter elements are designed to fit most 20” big blue style filter housings. This high quality carbon block media is manufactured from raw materials to precise specifications entirely in a...- $52.95
$96.37- $52.95
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US Water 4.5" x 20" Pleated Filter Cartridge 0.5 Micron
4.5" x 20" 0.5 Micron US Water Polypropylene Filter CartridgeFeatures Pleated design for more surface area Bacteria and chemical resistant Thermally bonded end caps to ensure better sealing Benefits Lower overall operating cost Longer filter runs for fewer change outs Lower initial pressure drops...- $30.95
$56.33- $30.95
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Limeblaster 4.5" x 20" Replacement Cartridge | 222 Seal
4.5" x 20" US Water Limeblaster Cartridge - 222 Seal Features Pleated design for more surface area Bacteria and chemical resistant Thermally bonded end caps to ensure better sealing Benefits Completely safe for drinking water Easy to fit and low maintenance No electricity needed...- $75.95
$138.23- $75.95
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